DS

David L. Sordello

WI Watts Investment: 2 patents #5 of 20Top 25%
📍 Chelsea, MA: #48 of 125 inventorsTop 40%
🗺 Massachusetts: #42,150 of 88,656 inventorsTop 50%
Overall (All Time): #2,277,987 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5507310 System of plumbing for recreational vehicles Carl A. Engstrom 1996-04-16
5421362 System of plumbing for an over-the-road vehicle — 1995-06-06